expire
verb
ex·pire ik-ˈspī(-ə)r 
usually for intransitive sense 3 and transitive sense 2 ek-
expired; expiring
intransitive verb
1
: to breathe one's last breath : die
2
: to come to an end: such as
a
: to exceed its period of validity
The contract will expire next month.
b
: to pass its expiration date (see expiration date sense 2)
This milk has expired.
" … when drugs expire, you can't just leave these things lying around."
Ed Haislmaier
Ed Haislmaier3
: to emit the breath
transitive verb
1
obsolete : conclude
2
: to breathe out from or as if from the lungs
3
archaic : emit
Synonyms
- break off
- break up
- cease
- close
- conclude
- dead-end
- determine
- die
- discontinue
- elapse
- end
- finish
- go
- halt
- lapse
- leave off
- let up
- pass
- quit
- stop
- terminate
- wind up
- wink (out)
See all Synonyms & Antonyms 
Example Sentences
My driver's license has expired. She expired after a long illness. measuring the volume of air expired from the lungs
Recent Examples on the Web The current payment pause is set to expire Aug. 31, and borrowers have been waiting to hear about an expected extension. Harold Maass, The Week, 24 Aug. 2022 It’s been extended several times but is set to expire Aug. 31, meaning millions of borrowers could find themselves again making monthly payments on Sept. 1. Leada Gore | Lgore@al.com, al, 23 Aug. 2022 The student loan payment pause is set to expire Aug. 31. Merdie Nzanga, USA TODAY, 22 Aug. 2022 His current detention was to expire later this month. Washington Post, 25 July 2022 This update came the week after Biden announced the most recent extension of the pause, which is set to expire Aug. 31. Brittany Gaddy, ABC News, 23 Apr. 2022 Hochul's announcement Wednesday that the state will end the mandate on face coverings, but keep masking rules in schools, came as the mandate was to expire this week. Arkansas Online, 10 Feb. 2022 Grandal and Kopech should be back when their IL stints expire in coming days. Gabe Lacques, USA TODAY, 25 Aug. 2022 Existing Fox contracts might prevent the studio from using some of the beloved X-Men in Avengers adventures before those actor deals expire. Chris Smith, BGR, 24 Aug. 2022 See More
Harold Maass, The Week, 24 Aug. 2022 It’s been extended several times but is set to expire Aug. 31, meaning millions of borrowers could find themselves again making monthly payments on Sept. 1. Leada Gore | Lgore@al.com, al, 23 Aug. 2022 The student loan payment pause is set to expire Aug. 31. Merdie Nzanga, USA TODAY, 22 Aug. 2022 His current detention was to expire later this month. Washington Post, 25 July 2022 This update came the week after Biden announced the most recent extension of the pause, which is set to expire Aug. 31. Brittany Gaddy, ABC News, 23 Apr. 2022 Hochul's announcement Wednesday that the state will end the mandate on face coverings, but keep masking rules in schools, came as the mandate was to expire this week. Arkansas Online, 10 Feb. 2022 Grandal and Kopech should be back when their IL stints expire in coming days. Gabe Lacques, USA TODAY, 25 Aug. 2022 Existing Fox contracts might prevent the studio from using some of the beloved X-Men in Avengers adventures before those actor deals expire. Chris Smith, BGR, 24 Aug. 2022 See More Word History
Etymology
Middle English, from Middle French or Latin; Anglo-French espirer to breathe out, from Latin exspirare, from ex- + spirare to breathe
First Known Use
15th century, in the meaning defined at intransitive sense 1
Kids Definition
expire
verb
ex·pire ik-ˈspīr
expired; expiring
1
: to come to an end
Your membership expired.
2
: die entry 1 sense 1
3
: to breathe out : exhale
Medical Definition
expire
verb
ex·pire
ik-ˈspī(ə)r, usually for vi 2 and vt ek-
expired; expiring
intransitive verb
1
: to breathe one's last breath : die
2
: to emit the breath
transitive verb
: to breathe out from or as if from the lungs
the basal metabolism test … measures the amount of carbon dioxide expired by the lungs J. D. Ratcliff
J. D. Ratcliffexpire
verb
1
as in to end
to come to an end speakers will not be allowed to continue after their allotted time has expired Synonyms & Similar Words
Relevance
- end
- cease
- stop
- terminate
- conclude
- halt
- pass
- lapse
- die
- go
- close
- elapse
- finish
- discontinue
- leave off
- wind up
- determine
- stall
- quit
- break up
- break off
- let up
- bite the dust
- stay
- suspend
- wink (out)
- dead-end
- pause
- abate
- cut out
- break down
- desist (from)
- refrain (from)
- pack (up or in)
- give over
- wind down
- lay off (of)
- knock off
- conk (out)
- peter (out)
Antonyms & Near Antonyms
- continue
- persist
- extend
- hang on
- prolong
- draw out
- protract
2
as in to exhale
to let or force out of the lungs he vows to hold on to that belief until he expires his last breath Synonyms & Similar Words
- exhale
- expel
- blow (out)
- breathe (out)
- expectorate
Antonyms & Near Antonyms
- inhale
- inspire
- inbreathe
3
as in to die
to stop living made one last visit to his homeland and expired not long afterwards Synonyms & Similar Words
- die
- fall
- perish
- disappear
- end
- depart
- decease
- succumb
- fade
- go
- pass away
- check out
- demise
- exit
- buy it
- kick in
- snuff it
- step out
- flatline
- pop off
- peg out
- croak
- part
- pass (on)
- fail
- kick off
- buy the farm
- drop
- give up the ghost
- bite the dust
- kick the bucket
- dry up
- conk (out)
- predecease
- consume
Antonyms & Near Antonyms
- linger
- live
- exist
- breathe
- revive
- be
- subsist
- come to
- flourish
- prosper
- thrive
4
as in to release
archaic to throw or give off linden trees expiring their rich perfume Synonyms & Similar Words
- release
- emit
- radiate
- cast
- evolve
- emanate
- issue
- eliminate
- exhale
- expel
- shoot
- throw out
- discharge
- give out
- irradiate
- erupt
- pour
- vent
- send (out)
- exude
- evacuate
- excrete
- ooze
- spray
- secrete
- eject
- spurt
- squirt
- spew
- gush
- jet
- spout
- outpour
Antonyms & Near Antonyms
- take up
- absorb
- inhale
- suck (up)
- soak (up)
- sponge